package com.heima.search.service.impl;

import com.heima.common.dto.ResponseResult;
import com.heima.common.enums.AppHttpCodeEnum;
import com.heima.common.util.UserThreadLocalUtil;
import com.heima.search.dto.ApArticleSearchDto;
import com.heima.search.entity.ApArticleSearch;
import com.heima.search.entity.ApUserSearch;
import com.heima.search.repository.ArticleRepository;
import com.heima.search.service.IArticleSearchService;
import org.apache.commons.lang3.StringUtils;
import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.stereotype.Service;

import java.util.Date;

@Service
public class ArticleSearchServiceImpl implements IArticleSearchService {


    @Autowired
    private ArticleRepository articleRepository;

    @Autowired
    private ApUserSearchServiceImpl apUserSearchService;

    @Override
    public ResponseResult search(ApArticleSearchDto dto) {

        if (StringUtils.isBlank(dto.getSearchWords())) {
          return   ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID);
        }

        //        - 根据标题模糊查询 黑马    程序员
        QueryBuilder query = QueryBuilders.matchQuery("title",dto.getSearchWords());

 //        - 按照发布时间倒序排序
//        - 分页查询
        Pageable pageable = PageRequest.of(dto.getPage().intValue()-1,dto.getSize(), Sort.by(Sort.Direction.DESC,"publishTime"));
        Page<ApArticleSearch> searchPage = articleRepository.search(query, pageable);



//        保存用户的搜索记录（采用异步的方式）
        apUserSearchService.saveUserSearch(UserThreadLocalUtil.get().getUserId(),dto.getEquipmentId(),dto.getSearchWords());



        return ResponseResult.okResult( searchPage.getContent());
    }


}
